Hiromi Ishii
19Patents
2h-index
44Co-inventors
54Inventor score
Filing activity: Jun 24, 1980 → Jun 16, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4381436A | Rotary arc type circuit breaker | Electricity | 7 | Expired |
| US8667912B2 | Burner for highly caking coal, and gasifier | Emerging Cross-Sectional Technologies | 4 | Active |
| US6666902B1 | Ladle refining apparatus and ladle refining method using it | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US9199806B2 | Bin system and char recovery unit | Emerging Cross-Sectional Technologies | 2 | Active |
| US9487715B2 | Coal gasifier | Emerging Cross-Sectional Technologies | 2 | Active |
| US7803216B2 | Pressurized high-temperature gas cooler | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US4686081A | Method for addition of low-melting point metal | Chemistry; Metallurgy | 2 | Expired |
| US9890331B2 | Gasification facility | Emerging Cross-Sectional Technologies | 1 | Active |
| US11833467B2 | Boiler plant and carbon dioxide removal method | Emerging Cross-Sectional Technologies | 1 | Active |
| US8615981B2 | Integrated coal gasification combined cycle facility | Emerging Cross-Sectional Technologies | 1 | Active |
| US8414668B2 | Starting method of coal gasifier and starting device therefor | Chemistry; Metallurgy | 1 | Active |
| US12173645B2 | Gas turbine plant, and method for supplying fuel to same | Emerging Cross-Sectional Technologies | 0 | Active |
| US12409411B2 | Exhaust gas processing equipment and gas turbine plant | Emerging Cross-Sectional Technologies | 0 | Active |
| US8607716B2 | Burner for highly caking coal, and gasifier | Emerging Cross-Sectional Technologies | 0 | Active |
| US8561408B2 | Hydrogen production system and power generation system | Emerging Cross-Sectional Technologies | 0 | Active |
| US9261020B2 | Integrated coal gasification combined cycle plant | Emerging Cross-Sectional Technologies | 0 | Active |
| US8601817B2 | Hydrogen production apparatus and power generation plant | Emerging Cross-Sectional Technologies | 0 | Active |
| US12228059B2 | Gas turbine facility and method for suppressing discharge of ammonia from gas turbine facility | Emerging Cross-Sectional Technologies | 0 | Active |
| US11084995B2 | Carbonaceous feedstock gasification power generation facility, and method for regulating drying gas carbonaceous feedstock | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.